ui3reader.cpp

奇趣公司比较新的qt/emd版本

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#include "ui3reader.h"
#include "parser.h"
#include "domtool.h"
#include "ui4.h"
#include "widgetinfo.h"
#include "globaldefs.h"
#include "qt3to4.h"

#include <QFile>
#include <QDateTime>
#include <QRegExp>
#include <QtDebug>
#include <stdio.h>
#include <stdlib.h>


bool Ui3Reader::isMainWindow = false;

static QString lineColDebug(int line, int col)
{
    if (line >= 0) {
        const QString ret = QString::fromLatin1("Line: %1%2");
        return ret.arg(line).arg(col >= 0 ? QString::fromLatin1(" Column: %1").arg(col) : QString());
    }
    return QString();
}

void Ui3Reader::errorInvalidProperty(const QString &propertyName, const QString &widgetName, const QString &widgetClass, int line, int col)
{
    fprintf(stderr, "uic3: property `%s' for widget `%s' of type `%s' is not supported. %s\n",
            propertyName.toLatin1().constData(),
            widgetName.toLatin1().constData(),
            widgetClass.toLatin1().constData(),
            lineColDebug(line, col).toLocal8Bit().constData());
}

void Ui3Reader::errorInvalidSignal(const QString &signal, const QString &widgetName, const QString &widgetClass, int line, int col)
{
    fprintf(stderr, "uic3: signal `%s' for widget `%s' of type `%s' is not supported; connection may fail. %s\n",
            signal.toLatin1().constData(), widgetName.toLatin1().constData(),
            widgetClass.toLatin1().constData(),
            lineColDebug(line, col).toLocal8Bit().constData());
}

void Ui3Reader::errorInvalidSlot(const QString &slot, const QString &widgetName, const QString &widgetClass, int line, int col)
{
    fprintf(stderr, "uic3: slot `%s' for widget `%s' of type `%s' is not supported; connection may fail. %s\n",
            slot.toLatin1().constData(),
            widgetName.toLatin1().constData(),
            widgetClass.toLatin1().constData(),
            lineColDebug(line, col).toLocal8Bit().constData());
}

QString Ui3Reader::getComment(const QDomNode& n)
{
    QDomNode child = n.firstChild();
    while (!child.isNull()) {
        if (child.toElement().tagName() == QLatin1String("comment"))
            return child.toElement().firstChild().toText().data();
        child = child.nextSibling();
    }
    return QString();
}

QString Ui3Reader::mkBool(bool b)
{
    return b ? QLatin1String("true") : QLatin1String("false");
}

QString Ui3Reader::mkBool(const QString& s)
{
    return mkBool(s == QLatin1String("true") || s == QLatin1String("1"));
}

bool Ui3Reader::toBool(const QString& s)
{
    return s == QLatin1String("true") || s.toInt() != 0;
}

QString Ui3Reader::fixString(const QString &str, bool encode)
{
    QString s;
    if (!encode) {
        s = str;
        s.replace(QLatin1String("\\"), QLatin1String("\\\\"));
        s.replace(QLatin1String("\""), QLatin1String("\\\""));
        s.replace(QLatin1String("\r"), QLatin1String(""));
        s.replace(QLatin1String("\n"), QLatin1String("\\n\"\n\""));
    } else {
        QByteArray utf8 = str.utf8();
        const int l = utf8.length();
        for (int i = 0; i < l; ++i)
            s += QLatin1String("\\x") + QString::number((uchar)utf8[i], 16);
    }

    return QLatin1String("\"") + s + QLatin1String("\"");
}

QString Ui3Reader::trcall(const QString& sourceText, const QString& comment)
{
    if (sourceText.isEmpty() && comment.isEmpty())
        return QLatin1String("QString()");

    QString t = trmacro;
    bool encode = false;
    if (t.isNull()) {
        t = QLatin1String("tr");
        for (int i = 0; i < (int) sourceText.length(); i++) {
            if (sourceText[i].unicode() >= 0x80) {
                t = QLatin1String("trUtf8");
                encode = true;
                break;
            }
        }
    }

    if (comment.isEmpty()) {
        return t + QLatin1String("(") + fixString(sourceText, encode) + QLatin1String(")");
    } else {
        return t + QLatin1String("(")
            + fixString(sourceText, encode)
            + QLatin1String(", ")
            + fixString(comment, encode) + QLatin1String(")");
    }
}

QString Ui3Reader::mkStdSet(const QString& prop)
{
    return QLatin1String("set") + prop[0].toUpper() + prop.mid(1);
}

void Ui3Reader::init()
{
    outputFileName.clear();
    trmacro.clear();
    nofwd = false;

    fileName.clear();
    writeFunctImpl = true;
    defMargin = BOXLAYOUT_DEFAULT_MARGIN;
    defSpacing = BOXLAYOUT_DEFAULT_SPACING;
    externPixmaps = false;
    indent = QLatin1String("    "); // default indent

    item_used = cg_used = pal_used = 0;

    layouts.clear();
    layouts << QLatin1String("hbox") << QLatin1String("vbox") << QLatin1String("grid");
    tags = layouts;
    tags << QLatin1String("widget");

    nameOfClass.clear();
    namespaces.clear();
    bareNameOfClass.clear();
}

QDomElement Ui3Reader::parse(const QDomDocument &doc)
{
    root = doc.firstChild().toElement();
    widget = QDomElement();

    pixmapLoaderFunction = getPixmapLoaderFunction(doc.firstChild().toElement());
    nameOfClass = getFormClassName(doc.firstChild().toElement());

    uiFileVersion = doc.firstChild().toElement().attribute(QLatin1String("version"));
    stdsetdef = toBool(doc.firstChild().toElement().attribute(QLatin1String("stdsetdef")));

    if (doc.firstChild().isNull() || doc.firstChild().firstChild().isNull())
        return widget;

    QDomElement e = doc.firstChild().firstChild().toElement();
    while (!e.isNull()) {
        if (e.tagName() == QLatin1String("widget")) {
            widget = e;
        } else if (e.tagName() == QLatin1String("pixmapinproject")) {
            externPixmaps = true;
        } else if (e.tagName() == QLatin1String("layoutdefaults")) {
            defSpacing = e.attribute(QLatin1String("spacing"), defSpacing.toString());
            defMargin = e.attribute(QLatin1String("margin"), defMargin.toString());
        } else if (e.tagName() == QLatin1String("layoutfunctions")) {
            defSpacing = e.attribute(QLatin1String("spacing"), defSpacing.toString());
            bool ok;
            defSpacing.toInt(&ok);
            if (!ok) {
                QString buf = defSpacing.toString();
                defSpacing = buf.append(QLatin1String("()"));
            }
            defMargin = e.attribute(QLatin1String("margin"), defMargin.toString());
            defMargin.toInt(&ok);
            if (!ok) {
                QString buf = defMargin.toString();
                defMargin = buf.append(QLatin1String("()"));
            }
        }
        e = e.nextSibling().toElement();
    }

    return widget;
}

Ui3Reader::Ui3Reader(QTextStream &outStream)
   : out(outStream), trout(&languageChangeBody)
{
    m_porting = new Porting();
    m_extractImages = false;
}

Ui3Reader::~Ui3Reader()
{
    delete m_porting;
}

void Ui3Reader::generate(const QString &fn, const QString &outputFn,
          QDomDocument doc, bool decl, bool subcl, const QString &trm,
          const QString& subClass, bool omitForwardDecls, bool implicitIncludes, const QString &convertedUiFile)
{
    init();

    fileName = fn;
    outputFileName = outputFn;
    trmacro = trm;
    nofwd = omitForwardDecls;

    QDomElement e = parse(doc);

    if (nameOfClass.isEmpty())
        nameOfClass = getObjectName(e);
    namespaces = nameOfClass.split(QLatin1String("::"));
    bareNameOfClass = namespaces.last();
    namespaces.removeLast();

    if (!convertedUiFile.isEmpty()) {
        createWrapperDecl(e, convertedUiFile);
    } else if (subcl) {
        if (decl)
            createSubDecl(e, subClass);
        else
            createSubImpl(e, subClass);
    } else {
        if (decl)
            createFormDecl(e, implicitIncludes);
        else
            createFormImpl(e);
    }

}

void Ui3Reader::generateUi4(const QString &fn, const QString &outputFn, QDomDocument doc, bool implicitIncludes)
{
    init();

    fileName = fn;
    outputFileName = outputFn;

    DomUI *ui = generateUi4(parse(doc), implicitIncludes);
    if (!ui)
        return;

    if (pixmapLoaderFunction.size())
        ui->setElementPixmapFunction(pixmapLoaderFunction);

    QDomDocument outputDoc;
    outputDoc.appendChild(ui->write(outputDoc));
    out << outputDoc.toString(2);

    delete ui;
}

void Ui3Reader::setTrMacro(const QString &trmacro)
{
    this->trmacro = trmacro;
}

void Ui3Reader::setForwardDeclarationsEnabled(bool b)
{
    nofwd = !b;
}